Alvin 15 - Mac & Bill cont'd. "confidential", unknown

Collection: 
Data Inventory
Ship/Vehicle: 
DSV Alvin
media: 1/4" reel-to-reel audio tapes - 1 tape
notes: Alvin 15 - Mac & Bill cont'd. "confidential"
cruise/dive: unknown
Items: 
audio RtoR (1)